鼈甲

べっこう

tortoiseshell (of the hawksbill turtle), bekko

鼈甲蜂

べっこうばち

spider wasp, pompilid

鼈甲細工

べっこうざいく

article of tortoise shell, tortoiseshell work

鼈

すっぽん スッポン

Chinese soft-shelled turtle (Pelodiscus sinensis), soft-shelled turtle (Trionychidae)

田鼈

たがめ タガメ

Lethocerus deyrollei (species of giant water bug)

鼈茸

すっぽんたけ スッポンタケ

common stinkhorn (Phallus impudicus)

月と鼈

つきとすっぽん

like chalk and cheese (superficially similar, but completely different) (the moon and a turtle shell are both round, but they are otherwise completely different), like day and night, like the difference between heaven and hell

甲

こう きのえ かん かぶと

treble range (in Japanese music), high note

甲矢

はや

arrow with feathers that curve to the left (the first of two arrows to be fired)

甲皮

こうひ

carapace, shell, crust

甲声

かんごえ かぶとごえ

sharp high voice

甲卒

こうそつ かぶとそつ

armored warrior, armoured warrior

甲辰

きのえたつ こうしん

41st of the sexagenary cycle

甲子

きのえね

first of the sexagenary cycle

甲戌

きのえいぬ こうじゅつ

eleventh of the sexagenary cycle

甲羅

こうら

shell, carapace

手甲

てっこう てこう

covering for the back of the hand and wrist

甲虫

かぶとむし カブトむし カブトムシ こうちゅう

beetle

甲申

きのえさる こうしん

twenty-first of the sexagenary cycle